<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      const user = {
        name: "John",
        surname: "Smith",
      };

      user.name = "Pete";
      delete user.name;
      console.log(user);
    </script>
  </body>
</html>
